Home / 13,311.19-19,954.23-5,916.70

Finding the Fourth Proportional to 13,311.19, 19,954.23 and 5,916.70

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Solution

The fourth proportional to 13,311.19, 19,954.23 and 5,916.70 is: 8,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,311.19 : 19,954.23 = 5,916.70 : x
  2. Step 2: Convert to fraction form
    13,311.19/19,954.23 = 5,916.70/x
  3. Step 3: Cross multiply
    13,311.19x = 19,954.23 × 5,916.70
  4. Step 4: Simplify right side
    13,311.19x = 118,063,192.64
  5. Step 5: Solve for x
    x = 118,063,192.64/13,311.19
  6. Step 6: Final answer
    x = 8,869.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.